Base | Representation |
---|---|
bin | 1011100001011… |
… | …1100010101001 |
3 | 10100221110120010 |
4 | 2320113202221 |
5 | 44333042141 |
6 | 4443522133 |
7 | 1124543322 |
oct | 270274251 |
9 | 110843503 |
10 | 48330921 |
11 | 25310811 |
12 | 14229349 |
13 | a0227a2 |
14 | 65c1449 |
15 | 439a416 |
hex | 2e178a9 |
48330921 has 4 divisors (see below), whose sum is σ = 64441232. Its totient is φ = 32220612.
The previous prime is 48330911. The next prime is 48330941. The reversal of 48330921 is 12903384.
48330921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 48330921 - 217 = 48199849 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48330911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8055151 + ... + 8055156.
It is an arithmetic number, because the mean of its divisors is an integer number (16110308).
Almost surely, 248330921 is an apocalyptic number.
It is an amenable number.
48330921 is a deficient number, since it is larger than the sum of its proper divisors (16110311).
48330921 is a wasteful number, since it uses less digits than its factorization.
48330921 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16110310.
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 48330921 is about 6952.0443755776. The cubic root of 48330921 is about 364.2573779464.
The spelling of 48330921 in words is "forty-eight million, three hundred thirty thousand, nine hundred twenty-one".
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